CN214981142U

CN214981142U - Clamp type mechanical claw

Info

Publication number: CN214981142U
Application number: CN202120244138.1U
Authority: CN
Inventors: 马晋
Original assignee: Nanjing Becky Environmental Protection Technology Co ltd
Current assignee: Shanghai Huanaxian Biotechnology Development Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-12-03
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a jaw type gripper, including fixed plate and the lift revolving cylinder of setting in the fixed plate below, the fixed linear bearing of fixed plate preformed hole, the inside registrate straight line optical axis of linear bearing, the fixed slide rail in straight line optical axis top, terminal and lift revolving cylinder are connected, the slide rail registrates with slider, third fixed block, plane right side end sets up the gripper device on the third fixed block, and left side cavity department sets up the push-and-pull connecting block, the plane sets up push-and-pull device and connects the gripper device on the push-and-pull connecting block, slider left side end is fixed in the fixed epaxial shift fork piece of linear bearing outside fixed plate shift fork with the setting and is connected, shift fork piece is stirred the fixed lift cylinder in plane under the end below the fixed plate. The utility model discloses push-and-pull device is connected with the claw device on the slider and is connected the lift cylinder through the shift fork and control the claw and press from both sides tightly and relax, and sliding linkage's straight line optical axis meets with lift revolving cylinder and realizes that no dead angle rotates, its simple structure, the later stage of being convenient for is dismantled and is maintained.

Description

Clamp type mechanical claw

Technical Field

The utility model relates to the technical field of machinery, especially, relate to a jaw type gripper.

Background

In modern life, with the development of science and technology, the greatest difference between the manipulator and the human hand is in flexibility and endurance. The greatest advantage of the manipulator can be repeatedly done with the same action, and the manipulator can never feel tired under the normal condition of the machine.

However, the manipulator structure is comparatively complicated, and required occupation of land space is great, and later maintenance cost is higher to be difficult to bear to small-size enterprise.

Therefore, the problem utility model that solves through needs has provided a jaw type gripper, promotes the registrate on the gear as the clamp splice through lift cylinder swing shift fork, makes the gear carry out anticlockwise and clockwise rotation and drives the tong arm and press from both sides tightly and relax, and whole device is connected and can be carried out the rotation in no dead angle in lift revolving cylinder output shaft to required occupation of land space is little, the later maintenance expense is lower.

Disclosure of Invention

According to the utility model discloses the technical problem that needs solve, the utility model provides a can adjust tong arm and add the power of holding degree, simple structure, required area less and can not have the rotatory jaw type machinery claw in dead angle.

In order to realize the above-mentioned purpose, the utility model discloses a jaw type gripper includes the fixed plate and sets up the lift revolving cylinder in the fixed plate below, fixed plate preformed hole fixed linear bearing, the inside registrate straight line optical axis of linear bearing, the fixed slide rail in straight line optical axis top, terminal and lift revolving cylinder are connected, the slide rail registrates with slider, third fixed block, plane right side end sets up the jaw device on the third fixed block, and left side cavity department sets up the slider lug, the plane sets up push-and-pull device and connects the jaw device on the slider lug, the slider left side end is connected with the shift fork piece that sets up fixed axis of linear bearing outside fixed plate shift fork, the fixed lift cylinder in plane under the fixed plate is stirred to the shift fork piece.

Furthermore, a connection cavity is arranged at the joint of the linear optical axis and the output shaft of the lifting rotary cylinder, and a convex block is arranged at the top end of the output shaft of the lifting rotary cylinder.

Furthermore, a first slide rail baffle and a second slide rail baffle are fixed on the upper plane of the side wall of the slide rail.

Furthermore, the slide rail is divided into two layers of cavities, the lower layer of cavity is sleeved with the slide block, and the upper layer of cavity is sleeved with the third fixed block.

Furthermore, the slider bump is fixed on the surface of the slider, the lower plane of the left end of the slider is fixedly connected with the connecting block, and the upper plane is fixedly connected with the second limiting block.

Furthermore, a roller is arranged at the connecting arm of the connecting block.

Furthermore, the waist groove of the quick-moving end of the shifting fork is matched with the roller, the shifting end is connected with the universal ball rod, and the other end of the universal ball rod is connected with the telescopic end of the lifting cylinder.

Furthermore, the other end of the cavity of the third fixed block is fixed with a gear fixed block in the jaw device.

Furthermore, a first fixed shaft and a second fixed shaft are arranged in the cavity of the gear fixed block, the first fixed shaft and the second fixed shaft are respectively sleeved with a first step gear and a second step gear, the gears are meshed with each other, the steps of the first step gear and the second step gear are connected with a first clamp arm fixed block and a second clamp arm fixed block, and the upper planes of the first clamp arm fixed block and the second clamp arm fixed block are connected with a first clamp block and a second clamp block.

Furthermore, the second clamp arm fixing block is L-shaped, the upper plane of the short arm is connected with the first fixing block of the push-pull device, the fixing block is connected with the push-pull rod, the other end of the push-pull rod penetrates through the push-pull connecting block to be connected to the second fixing block, and the push-pull connecting block is fixed on the upper plane of the push-pull connecting block.

Has the advantages that: the utility model discloses a jaw type gripper combines to accomplish through gear engagement, shift fork mechanism and slider slide rail registrate and presss from both sides tightly and relax the motion, and the rotatory and elevating movement in no dead angle is accomplished to the rotatory cylinder that goes up and down, and its overall structure is less can the installation place more and the clamping-force can change the centre gripping dynamics through the lift cylinder, and later maintenance is simple and convenient also economy relatively.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of a pincer-type gripper according to the present invention.

Fig. 2 is a schematic view of a pincer-type mechanical claw pushing and pulling device of the present invention.

Fig. 3 is a schematic view of a jaw device of a clamp-type mechanical jaw of the present invention.

Fig. 4 is a schematic view of the slide way of the clamp-type gripper of the present invention.

Fig. 5 is a schematic view of the gear fixing block of the pincer-type mechanical claw of the present invention.

Fig. 6 is a schematic view of a connection structure between the linear optical axis of the pincer-type gripper and the lifting rotary cylinder of the present invention.

In the figure: 1 is a lifting rotating cylinder; 2 is a lifting cylinder; 3 is a fixing plate; 4 is a shifting fork block; 5 is a shifting fork fixing shaft; 6 is a linear optical axis; 7 is a linear bearing; 8 is a push-pull connecting block; 9 is a first fixed block; 10 is a push-pull rod; 11 is a second fixed block; 12 is a first step gear; 13 is a first fixed shaft; 14 is a first clamp arm fixing block; 15 is a first clamp block; 16 is a second clamp block; 17 is a second clamp arm fixing block; 18 is a second fixed shaft; 19 is a second step gear; 20 is a slide block; 21 is a push-pull connecting block; 22 is a first slide rail baffle; a third fixed block 23; 24 is a second slide rail baffle; 25 is a slide rail; 26 is a second limiting block; 27 is a connecting block; 28 is a roller; 29 is a gear fixing block; 30 is a connecting cavity; 31 is a bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-6, a jaw type gripper comprises a fixed plate and a lifting rotary cylinder arranged below the fixed plate, a linear bearing 7 is fixed in a preformed hole of the fixed plate 3, a linear optical axis 6 is sleeved inside the linear bearing 7, a slide rail 25 is fixed at the top end of the linear optical axis 6, the tail end of the linear optical axis is connected with the lifting rotary cylinder 1, the slide rail 25 is sleeved with a slide block 20 and a third fixed block 23, a jaw device is arranged at the right side end of the upper plane of the third fixed block 23, a slide block bump 21 is arranged at the cavity at the left side, a push-pull device is arranged on the upper plane of the slide block bump 21 and connected with the jaw device, the left side end of the slide block 20 is connected with a shift fork block 4 arranged on a shift fork fixed shaft 5 of the fixed plate at the outer side of the linear bearing 7, and the lifting rotary cylinder 2 is fixed on the lower plane of the shift fork block 4. Wherein, when the tong claw need be got when pressing from both sides, 2 rises to drive shifting fork piece 4 and stir, slider 20 connected with the shift fork slides to stirring direction, the push-and-pull device who connects on slider 20 promotes the inside meshing of gear in the tong claw device, the tong arm presss from both sides tightly thereupon, after pressing from both sides tight 1 rising of back lift revolving cylinder and rotate to required position, 2 decline of lift cylinder drive shifting fork piece 4 stir, slider 20 connected with the shift fork slides to stirring direction, the push-and-pull device who connects on slider 20 promotes the outside meshing of gear in the tong claw device, the tong arm relaxs, if when needing to increase the clamping force degree, can with 2 lift stroke increases of lift cylinder.

As shown in fig. 6, a connection cavity 30 is arranged at the connection position of the linear optical axis 6 and the output shaft of the lifting rotary cylinder 1, and a convex block 31 is arranged at the top end of the output shaft of the lifting rotary cylinder 1. Wherein a connection cavity 30 and a projection 31 are provided in order to make the connection more secure.

As shown in fig. 1 to 5, a first slide rail baffle 22 and a second slide rail baffle 24 are fixed on the upper plane of the side wall of the slide rail 25. Wherein, connect first slide rail baffle 22 and second slide rail baffle 24 and can let slider 20 slip in-process can not the displacement, later stage need with the slider maintain only need dismantle first slide rail baffle 22 and second slide rail baffle 24 can.

As shown in fig. 1-5, the slide rail 25 is divided into two layers of cavities, the lower layer of cavity is sleeved with the slide block 20, and the upper layer of cavity is sleeved with the third fixed block 23.

As shown in fig. 1-5, the slider protrusion 21 is fixed on the surface of the slider 20, the lower plane of the left end of the slider 20 is fixed with the connecting block 27, and the upper plane is fixed with the second limiting block 26. When the sliding block 20 slides, the sliding block protruding block 21 also has a limiting function, the sliding block protruding block is placed too tightly, and the second limiting block 26 prevents the sliding block 20 from moving out.

As shown in fig. 1-5, rollers 28 are provided at the connecting arms of the connecting block 27.

As shown in fig. 1-5, the waist groove of the movable end of the shifting fork 4 is matched with the roller 28, the shifting end is connected with a universal ball rod, and the other end of the universal ball rod is connected with the telescopic end of the lifting cylinder 2. Wherein, the poking end of the shifting fork block 4 is poked along with the ascending and descending of the lifting cylinder 2, and the roller 28 rolls in the waist groove when the other end of the shifting fork block 4 is poked.

As shown in fig. 5, the other end of the cavity of the third fixing block 23 fixes a gear fixing block 29 in the jaw device.

As shown in fig. 3 and 5, a first fixed shaft 13 and a second fixed shaft 18 are disposed in the cavity of the gear fixing block 29, the first fixed shaft 13 and the second fixed shaft 18 are respectively sleeved on a first step gear 12 and a second step gear 19, the gears are engaged with each other, the first tong arm fixing block 14 and the second tong arm fixing block 17 are connected at the step positions of the first step gear 12 and the second step gear 19, and the first tong block 15 and the second tong block 16 are connected on the upper plane of the first tong arm fixing block 14 and the second tong arm fixing block 17. When the push-pull device is pushed forwards, the connected second clamp arm fixing block 17 is sleeved on the second step gear 19, so that the second step gear 19 is driven to be meshed inwards and the first step gear 12 is driven to be meshed, the first clamp arm fixing block 14 also rotates along with the second step gear to finish clamping, and the opposite action is performed when the first clamp arm fixing block is loosened.

As shown in fig. 1 to 5, the second clamp arm fixing block 17 is L-shaped, the upper plane of the short arm is connected to the first fixing block 9 of the push-pull device, the fixing block 9 is connected to the push-pull rod 10, the other end of the push-pull rod 10 passes through the push-pull connecting block 8 to be connected to the second fixing block 11, and the push-pull connecting block 8 is fixed to the upper plane of the slider bump 21. The push-pull connecting block 8 is irregular, the second fixing block 11 is fixed to be a bent portion, the second clamp arm fixing block 17 is driven to move by the push-pull rod 10 when the push-pull connecting block 8 is pushed and pulled, and the push-pull rod 10 can be detached only by detaching the fastening bolt on the second fixing block 11 from the push-pull connecting block 8 and moving backwards when the push-pull connecting block 8 needs to be detached and maintained in the later period.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The above examples are merely illustrations of the present invention, and do not constitute limitations to the scope of the present invention, and all designs the same as or similar to the present invention belong to the scope of the present invention.

Claims

1. The utility model provides a jaw type gripper, includes fixed plate and the lift revolving cylinder of setting in the fixed plate below, its characterized in that: the fixed linear bearing (7) of fixed plate (3) preformed hole, linear bearing (7) inside registrate straight line optical axis (6), fixed slide rail (25) in straight line optical axis (6) top, the end is connected with lift revolving cylinder (1), slide rail (25) and slider (20), third fixed block (23) registrate, plane right side end sets up the tong claw device on third fixed block (23), and left side cavity department sets up slider lug (21), the plane sets up push-and-pull device and connects the tong claw device on slider lug (21), slider (20) left side end is connected with set up shift fork piece (4) that are fixed in on linear bearing (7) outside fixed plate shift fork fixed axle (5), shift fork piece (4) are stirred the end and are located fixed lift cylinder (2) in plane under fixed plate (3).

2. The mechanical jaw of claim 1, wherein: a connecting cavity (30) is arranged at the joint of the linear optical axis (6) and the output shaft of the lifting rotary cylinder (1), and a convex block (31) is arranged at the top end of the output shaft of the lifting rotary cylinder (1).

3. The mechanical jaw of claim 1, wherein: and a first slide rail baffle (22) and a second slide rail baffle (24) are fixed on the upper plane of the side wall of the slide rail (25).

4. The mechanical jaw of claim 1, wherein: the slide rail (25) is divided into two layers of cavities, the lower layer of cavity is sleeved with the slide block (20), and the upper layer of cavity is sleeved with the third fixed block (23).

5. The mechanical jaw of claim 1, wherein: the slider lug (21) is fixed on the surface of the slider (20), the lower plane of the left side end of the slider (20) is fixedly connected with the connecting block (27), and the upper plane is fixedly connected with the second limiting block (26).

6. The mechanical jaw of claim 5, wherein: and a roller (28) is arranged at the connecting arm of the connecting block (27).

7. The mechanical jaw of claim 1, wherein: the waist groove of the movable end of the shifting fork block (4) is matched with the roller (28), the shifting end is connected with the universal ball head rod, and the other end of the universal ball head rod is connected with the telescopic end of the lifting cylinder (2).

8. The mechanical jaw of claim 1, wherein: and a gear fixing block (29) in the jaw device is fixed at the other end of the cavity of the third fixing block (23).

9. The mechanical jaw of claim 8, wherein: a first fixed shaft (13) and a second fixed shaft (18) are arranged in a cavity of the gear fixed block (29), the first fixed shaft (13) and the second fixed shaft (18) are respectively sleeved with a first step gear (12) and a second step gear (19) and are meshed with each other, the steps of the first step gear (12) and the second step gear (19) are connected with a first clamp arm fixed block (14) and a second clamp arm fixed block (17), and the upper planes of the first clamp arm fixed block (14) and the second clamp arm fixed block (17) are connected with a first clamp block (15) and a second clamp block (16).

10. The mechanical jaw of claim 9, wherein: the second clamp arm fixing block (17) is L-shaped, the upper plane of the short arm is connected with a first fixing block (9) of the push-pull device, the fixing block (9) is connected with a push-pull rod (10), the other end of the push-pull rod (10) penetrates through a push-pull connecting block (8) to be connected to a second fixing block (11), and the push-pull connecting block (8) is fixed on the upper plane of a sliding block protruding block (21).